If the mass of the sun were ten times smaller and the universal gravitational constant were ten times larger in magnitude, which of the following statements would not be correct?
1. | Raindrops would drop faster. |
2. | Walking on the ground would become more difficult. |
3. | Time period of a simple pendulum on the earth would decrease. |
4. | Acceleration due to gravity \((g)\) on earth would not change. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIf the acceleration due to gravity at a height \(1\) km above the earth is similar to a depth \(d\) below the surface of the earth, then:
1. \(d= 0.5\) km
2. \(d=1\) km
3. \(d=1.5\) km
4. \(d=2\) km
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyStarting from the centre of the earth having radius R, the variation of g (acceleration due to gravity) is shown by:
(a)
(b)
(c)
(d)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyStarting from the centre of the earth, having radius \(R,\) the variation of \(g\) (acceleration due to gravity) is shown by:
1. | 2. | ||
3. | 4. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology